Home / 16,388.20-24,595.10-7,624.20

Finding the Fourth Proportional to 16,388.20, 24,595.10 and 7,624.20

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Solution

The fourth proportional to 16,388.20, 24,595.10 and 7,624.20 is: 11,442.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,388.20 : 24,595.10 = 7,624.20 : x
  2. Step 2: Convert to fraction form
    16,388.20/24,595.10 = 7,624.20/x
  3. Step 3: Cross multiply
    16,388.20x = 24,595.10 × 7,624.20
  4. Step 4: Simplify right side
    16,388.20x = 187,517,961.42
  5. Step 5: Solve for x
    x = 187,517,961.42/16,388.20
  6. Step 6: Final answer
    x = 11,442.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.